Hei! I can write a post about it later, but here's something: olla = to beoleva = being, that is, which isKuka tuo sun vieressä oleva mies on? Who is that man (who is) next to you?http://www.uusikielemme.fi/presentparticiple.htmlAlso, check out the page 204 in this one: http://gendocs.ru/docs/23/22448/conv_1/file1.pdf